1. 计算题
6 + 6 =
9 + 8 = 4 + 2 = 8 - 3 = 11 - 5 =
6 + 13 = 12 - 3 = 7 + 7 = 6 + 8 =
12 - 7 = 8 + 7 = 11 - 2 = 4 + 6 =
2. 解决问题11 - 6 =
14 - 5 =
12 - 4 =
11 - 8 = 5 + 5 =
17 - 9 =
4 + 8 =
3 + 13 = 13 - 4 =
17 - 2 =
19 - 5 =
5 + 6 = 10 - 3 =
16 -( )= 9 ( )+ 10 = 19 15 -( )= 9 2 +( )= 15 ( )- 9 = 3 7 +( )= 19 16 - 8 - 7 = 6 + 3 - 2 = 7 - 2 + 4 = 10 + 3 - 9 = 11 - 4 - 3 = 17 - 4 - 4 = 16 -( )= 12
( )+ 9 = 13 ( )- 8 = 3 8 +( )= 19 ( )+ 8 = 11 ( )+ 14 = 17 11 -( )= 8 9 + 3 + 3 = 7 - 2 + 1 = 3 + 9 - 8 = 18 - 3 - 9 = 7 + 3 - 4 = 11 + 3 + 1 = ( )+ 8 = 13
哥哥4个苹果,姐姐有3个苹果,弟弟有8个苹果,哥哥给弟弟1个后，弟弟吃了3个，这时谁的苹果多？
一天一练2
1.计算题 3 + 8 =
17 - 8 = 8 + 8 = 18 - 9 =
6 + 7 = 12 - 6 = 11 - 3 = 7 - 3 =
3 + 6 = 2 + 8 = 16 - 9 = 12 - 5 =
16 - 7 =
3 + 7 =
11 - 7 = 14 + 3 =
9 + 9 =
10 - 5 =
4 + 4 = 11 - 9 =
5 + 7 =
13 - 5 =
11 - 4 = 5 + 8 =
5 +( )= 14 ( )- 3 = 12 ( )- 3 = 13 ( )- 7 = 5 3 +( )= 12 ( )- 6 = 5 3 + 4 + 4 = 13 - 2 - 2 = 12 + 3 - 7 = 10 - 4 + 2 = 8 + 4 - 5 = 11 - 3 - 5 =
( )- 9 = 9 17 -( )= 15 2 +( )= 11 ( )+ 9 = 18 13 -( )= 7 ( )+ 12 = 18 15 - 4 - 8 = 10 + 2 + 2 = 14 - 2 - 6 = 5 + 3 - 3 = 9 - 5 + 3 = 6 + 2 - 6 =
4 + 7 = 2.解决问题
3 + 15 =
8+( )= 14 ( )- 11 = 9
有一本书，小华第一天看了2页，以后每一天都比前一天多看2页，第4天看了多少页？
1.计算题 5 + 9 = 16 - 8 = 8 + 5 = 15 - 7 = 9 + 2 = 16 - 7 = 6 + 7 = 17 - 9 = 5 + 7 = 15 - 6 = 8 + 9 =
12 - 8 = 7 + 8 = 3 + 9 = 13 - 6 = 6 + 8 = 4 + 9 = 8 + 3 = 13 - 8 = 12 - 9 = 7 + 7 = 9 + 4 =
一天一练3
11 -( )= 4 3 +( )= 11 ( )- 3 = 15 ( )+ 9 = 18 ( )- 7 = 8 15 -( )= 13 16 + 3 - 8 = 15 - 6 - 4 = 10 + 5 - 2 = 6 + 4 - 1 = 13 - 4 + 1 =
( )- 9 = 4 ( )+ 10 = 18 2 +( )= 14 ( )- 2 = 9 13 -( )= 6 ( )+ 7 = 11 5 + 7 - 4 = 14 - 6 - 1 = 16 - 4 - 6 = 7 + 4 - 6 = 15 - 4 - 5 =
12 - 6 = 9 + 3 = 2.解决问题
11 - 8 = 6 + 6 =
7 + 4 + 3 = 12 -( )= 5
8 + 7 - 3 = ( )- 9 = 7
同学们排队做操，小明前面有4个人，后面有4个人，这一队一共有多少人？
一天一练4
1.计算题 2 + 9 = 12 - 5 = 14 - 8 = 12 - 7 = 8 + 7 = 13 - 7 = 7 + 9 = 5 + 6 = 8 + 4 = 11 - 5 =
8 + 8 = 6 + 9 = 7 + 6 = 15 - 8 = 9 + 9 = 4 + 8 = 14 - 7 = 8 + 6 = 11 - 6 = 9 + 7 =
4 +( )= 13 ( )- 8 = 9 ( )- 3 = 9 4 +( )= 17 ( )+ 8 = 12 16 -( )= 13 14 - 3 - 7 = 10 - 6 - 3 = 7 + 3 + 4 = 16 - 4 + 3 =
17 -( )= 9 9 +( )= 19 ( )+ 9 = 11 16 -( )= 7 ( )+ 14 = 16 3 +( )= 19 13 + 4 + 2 = 18 - 4 + 2 = 11 + 4 - 9 = 7 + 4 - 7 =
3 + 8 = 17 - 8 = 9 + 8 =
14 - 6 = 5 + 8 = 11 - 9 =
8 + 4 + 1 = 16 - 4 - 2 = 4 +( )= 12
9 + 7 - 5 = 17 - 3 - 8 = 17 -( )= 6
2.解决问题
同学们排队做操，从前面数，小明排第4，从后面数，小明排第5，这一队一共有多少人？
一天一练5
1.计算题 4 + 9 = 18 - 9 = 4 + 14 = 12 - 4 = 8 + 9 = 6 + 7 = 12 - 7 = 13 - 9 = 6 + 12 =
7 + 7 = 11 - 5 = 3 + 9 = 14 - 2 = 5 + 6 = 16 - 9 = 8 + 8 = 7 + 9 = 14 - 6 =
11 -( )= 2 ( )+ 8 = 11 13 -( )= 5 ( )+ 14 = 18 18 -( )= 16 9 +( )= 18 5 + 5 - 2 = 16 - 8 - 5 = 4 + 7 - 9 =
( )+ 10 = 19 2 +( )= 15 9 -( )= 2 ( )- 2 = 17 2 +( )= 11 ( )- 8 = 8 18 - 9 - 4 = 7 + 6 - 3 = 17 - 5 - 8 =
5 + 8 = 15 - 7 = 17 - 4 = 9 + 9 =
15 - 3 = 2 + 17 = 10 - 7 = 14 - 9 =
12 - 5 - 6 = 13 - 7 - 6 = 4 + 5 + 9 = 11 -( )= 4
15 - 5 - 9 = 8 + 7 - 8 = 14 - 6 + 9 = ( )+ 12 = 19
2.解决问题
有8个皮球，如果男生每人发一个，就多2个，如果女生每人发一个，就少2个，男生有多少人，女生有多少人？
一天一练6
1.计算题 18 - 3 = 8 + 7 = 11 - 9 = 4 + 8 = 12 - 9 = 4 + 9 = 14 - 7 = 6 + 13 =
3 + 8 = 17 - 9 = 4 + 7 = 13 - 5 = 6 + 6 = 11 - 7 = 5 + 7 = 16 - 8 =
12 -( )= 8 ( )- 9 = 5 3 +( )= 12 11 -( )= 5 ( )+ 15 = 17 12 -( )= 5 14 - 6 - 3 = 16 - 3 - 8 =
( )+ 9 = 13 2 +( )= 19 ( )- 9 = 8 8 +( )= 18 ( )- 6 = 9 5 +( )= 14 7 + 7 - 6 = 13 - 6 + 8 =
15 - 9 = 7 + 8 = 11 - 3 = 6 + 9 = 12 - 6 =
5 + 9 = 18 - 4 = 3 + 13 = 13 - 7 = 6 + 8 =
8 + 8 - 4 = 13 - 9 - 2 = 16 - 7 + 8 = 4 + 8 - 7 = 15 -( )= 8
15 - 6 - 2 = 9 + 5 - 5 = 3 + 6 + 8 = 17 - 3 - 9 = ( )+ 9 = 17
2.解决问题
有5个同学投沙包，老师如果发给每人2个沙包就差1个，老师共有多少个沙包？
一天一练7
1.计算题 8 + 5 = 3 + 14 = 13 - 4 = 15 - 6 = 6 + 9 = 11 - 4 = 19 - 5 =
19 - 7 = 12 - 4 = 3 + 9 = 17 - 8 = 16 - 2 = 7 + 5 = 15 - 2 =
18 -( )= 15 3 +( )= 11 9 -( )= 4 18 -( )= 12 ( )- 7 = 5 9 +( )= 19 7 + 3 - 2 =
8 +( )= 19 13 -( )= 4 2 +( )= 15 ( )+ 9 = 12 3 +( )= 18 11 -( )= 6 17 - 8 - 3 =
13 - 6 = 6 + 6 = 7 + 9 = 3 + 13 = 15 - 7 = 7 + 7 =
9 + 9 = 14 - 6 = 18 - 4 = 14 - 7 = 8 + 7 = 12 - 6 =
13 - 5 - 4 = 6 + 6 - 9 = 14 - 5 - 5 = 19 - 5 - 9 = 4 + 4 - 8 = 18 -( )= 12
4 + 8 - 3 = 15 - 6 - 6 = 18 - 6 - 9 = 8 + 8 - 7 = 11 - 6 + 9 = 12 +( )= 19
2.解决问题
刚刚有9本书，爸爸又给他买了5本，小明借去2本，刚刚还有几本书？
一天一练8
1. 计算题
5 + 7 = 18 - 9 = 11 - 5 = 9 + 4 = 16 - 8 = 15 - 3 =
9 + 2 = 17 - 4 = 8 + 8 = 12 - 5 = 17 - 3 = 5 + 9 =
14 -( )= 5 ( )+ 9 = 14 4 +( )= 13 ( )- 2 = 9 12 -( )= 9 ( )+ 9 = 11
4 +( )= 11 ( )- 7 = 9 18 -( )= 9 ( )+ 12 = 19 7 +( )= 19 16 -( )= 7
8 + 6 = 12 - 3 = 6 + 7 = 19 - 3 = 8 + 4 = 11 - 2 = 8 + 9 =
13 - 5 = 16 - 7 = 8 + 3 = 7 + 4 = 14 - 5 = 6 + 5 = 11 - 3 =
5 + 7 - 5 = 17 - 6 - 7 = 14 - 5 + 9 = 8 + 6 - 6 = 13 - 4 - 8 = 4 + 4 + 8 = 14 -( )=9
15 - 7 + 8 = 18 - 7 - 2 = 6 + 9 - 4 = 12 - 8 - 2 = 19 - 5 - 8 = 3 + 7 + 9 = 9 +( )= 11
2.解决问题
一队小学生，有8个学生比小明高，有4个学生比他矮，这队小学生共有多少人？
一天一练9
1. 计算题
4 + 14 = 11 - 5 = 9 + 6 = 8 + 7 = 14 - 7 =
9 + 2 = 7 + 7 = 14 - 6 = 6 + 5 = 18 - 9 =
14 -( )= 6 ( )+ 7 = 14 12 -( )= 6 ( )+ 5 = 11 11 -( )= 7
2 +( )= 11 ( )- 5 = 7 ( )- 7 = 4 ( )- 8 = 9 13 -( )= 9
5 + 12 = 7 + 5 = 11 - 6 = 9 + 9 = 13 - 4 = 6 + 6 = 11 - 9 = 6 + 7 =
9 + 8 = 16 - 7 = 7 + 4 = 13 - 6 = 11 - 3 = 9 + 5 = 12 - 4 = 12 - 3 =
5 +( )= 12 4 + 7 - 2 = 17 - 4 - 9 = 13 - 8 + 9 = 9 + 4 - 8 = 11 - 5 + 9 = 2 + 8 + 9 = 14 -( )= 5
( )+ 8 = 13 13 - 4 + 8 = 19 - 7 - 8 = 8 + 6 - 5 = 19 - 6 - 9 = 16 - 8 - 7 = 8 + 2 - 9 = 3 +( )= 11
2.解决问题
哥哥送给弟弟5支铅笔后，还剩6支，哥哥原来有几支铅笔？
一天一练10
1. 计算题
11 - 7 = 14 - 5 = 8 + 8 = 17 - 8 =
3 + 16 = 8 + 3 = 16 - 8 = 7 + 6 =
( )+ 9 = 16 18 -( )= 9 4 +( )= 10 ( )- 6 = 9
( )- 8 = 8 ( )+ 8 = 11 17 -( )= 8 8 +( )= 15
9 + 4 = 19 - 2 = 4 + 13 = 11 - 8 = 8 + 4 = 12 - 6 = 15 - 6 = 8 + 5 = 11 - 2 =
11 - 4 = 17 - 9 = 9 + 3 = 13 - 5 = 15 - 7 = 8 + 6 = 6 + 13 = 12 - 5 = 9 + 7 =
9 +( )= 17 ( )- 9 = 3 11 - 6 - 2 = 8 + 5 - 4 = 14 - 6 - 8 = 9 + 7 - 6 = 17 - 8 - 5 = 13 - 4 - 6 = ( )+ 3 = 16
( )- 8 = 5 15 -( )= 8 9 + 5 - 3 = 12 - 4 - 2 = 6 + 3 + 8 = 15 - 8 - 3 = 7 + 7 - 7 = 14 - 5 - 4 = ( )- 11 = 8
2.解决问题
第二中队有8名男同学，女同学的人数跟男同学同样多，第二中队共有多少名同学？
一天一练11
1. 计算题
9 + 9 = 12 - 6 = 7 + 7 =
15 - 9 = 4 + 14 = 13 - 9 =
15 -( )= 9 ( )+ 8 = 15 ( )- 4 = 6
( )- 8 = 3 14 -( )= 7 ( )- 8 = 2
18 - 6 = 3 + 8 = 16 - 9 = 5 + 8 = 14 - 4 = 6 + 6 = 14 - 8 = 15 - 3 = 3 + 9 = 13 - 8 =
7 + 9 = 11 - 7 = 17 - 2 = 4 + 7 = 18 - 9 = 14 - 7 = 4 + 9 = 15 - 8 = 11 - 6 = 3 + 15 =
13 -( )= 6 ( )+ 4 = 12 9 +( )= 11 9 + 4 - 2 = 12 - 7 - 2 = 13 - 5 + 9 = 7 + 4 + 8 = 18 - 3 - 9 = 4 + 6 - 8 = 16 -( )= 9
( )+ 9 = 14 19 -( )= 12 ( )- 5 = 8 13 - 6 - 2 = 5 + 6 - 3 = 17 - 8 - 8 = 14 - 7 + 9 = 8 + 3 - 7 = 18 - 9 - 9 = ( )- 8 = 6
2.解决问题
大华和小刚每人有10张画片，大华给小刚2张后，小刚比大华多几张？
一天一练12
1. 计算题
12 - 7 = 8 + 9 =
6 + 7 = 19 - 8 =
4 +( )= 15 ( )+ 6 = 14
( )+ 6 = 13 ( )- 9 = 5
6 + 13 = 2 + 17 = 7 + 8 = 11 - 8 = 14 + 3 = 5 + 9 = 5 + 6 = 13 - 7 = 11 - 9 = 8 + 8 = 14 - 9 =
4 + 8 = 12 - 9 = 4 + 12 = 6 + 9 = 5 + 7 = 2 + 16 = 17 - 9 = 6 + 8 = 16 - 8 = 12 - 8 = 2 + 9 =
11 -( )= 4 ( )- 9 = 8 ( )- 7 = 5 9 +( )= 18 7 + 3 - 4 = 15 - 7 - 7 = 6 + 6 - 6 = 18 - 9 - 8 = 14 - 7 - 6 = 5 + 4 + 9 = 9 +( )= 15
8 +( )= 17 ( )+ 7 = 16 12 -( )= 8 ( )- 8 = 7 18 - 9 + 8 = 8 + 4 - 5 = 16 - 7 - 3 = 9 + 5 - 9 = 11 - 6 - 4 = 18 - 9 - 5 = ( )+ 7 = 13
2.解决问题
猫妈妈给小白5条鱼，给小花4条鱼，小白和小花共吃了6条，它们还有几条？
一天一练13
1. 计算题
5 + 7 =
3 + 8 =
( )+ 8 = 16
17 -( )= 9
2 + 9 = 14 - 5 = 8 + 7 = 15 - 6 = 5 + 6 = 9 + 8 = 12 - 9 = 4 + 9 = 11 - 4 = 8 + 6 = 12 - 7 = 9 + 4 =
18 - 9 = 5 + 9 = 13 - 4 = 9 + 3 = 17 - 4 = 6 + 7 = 16 - 8 = 5 + 8 = 9 + 2 = 8 + 8 = 14 - 7 = 7 + 8 =
( )- 5 = 6 4 +( )= 12 ( )- 8 = 6 17 -( )= 14 12 -( )= 9 5 + 8 - 2 = 12 - 3 - 8 = 8 + 3 + 8 = 16 - 5 - 8 = 5 + 3 + 9 = 13 - 4 - 9 = ( )+ 7= 16
( )+ 7 = 11 13 -( )= 8 11 -( )= 5 5 +( )= 14 ( )- 9 = 2 14 - 5 - 2 = 8 + 7 - 3 = 16 - 2 - 9 = 15 - 6 + 7 = 12 - 4 + 9 = 8 + 4 - 9 = 18 -( )= 9
2.解决问题
同学们到体育馆借球，一班借了9只，二班借了6只。体育馆的球共减少了几只？
一天一练14
1. 计算题
7 + 9 = 16 - 3 = 17 - 8 = 4 + 8 = 18 - 2 = 9 + 7 = 14 - 6 = 9 + 9 = 11 - 9 = 7 + 7 = 16 - 7 = 9 + 5 = 11 - 3 =
11 - 6 = 6 + 8 = 13 - 8 = 8 + 9 = 14 - 8 = 6 + 6 = 3 + 9 = 15 - 7 = 13 - 6 = 9 + 6 = 12 - 4 = 4 + 7 = 6 + 9 =
( )- 5 = 5 7 +( )= 15 ( )- 6 = 6 15 -( )= 6 ( )- 9 = 4 6 +( )= 13 12 - 9 - 2 = 16 - 8 - 3 = 6 + 5 - 4 = 13 - 6 - 7 = 3 + 8 - 7 = 16 - 7 + 9 = ( )- 6 = 5
( )+ 8 = 14 16 -( )= 7 ( )- 8 = 4 3 +( )= 11 ( )+ 9 = 18 ( )- 7 = 8 7 + 6 - 8 = 11 - 4 - 4 = 17 - 9 - 5 = 7 + 7 - 5 = 15 - 9 - 6 = 9 + 4 - 6 = ( )+ 9 = 14
2.解决问题
明明从布袋里拿出5个白皮球和5个花皮球后，白皮球剩下10个，花皮球剩下5个。布袋里原来有多少个白皮球，多少个花皮球？
一天一练15
1. 计算题
12 - 3 = 4 + 14 = 8 + 8 = 18 - 4 = 3 + 8 = 14 - 7 = 5 + 8 = 16 - 8 = 13 - 5 = 4 + 7 = 7 + 9 = 11 - 3 = 12 - 6 =
8 + 9 = 15 - 6 = 18 - 3 = 4 + 9 = 11 - 5 = 6 + 12 = 14 + 5 = 5 + 7 = 3 + 9 = 19 - 6 = 13 - 6 = 14 - 5 = 6 + 7 =
9 +( )= 14 ( )- 4 = 10 13 -( )= 7 ( )- 9 = 7 7 +( )= 16 ( )+ 3 = 11 9 + 6 - 2 = 13 - 5 - 6 = 18 - 9 - 7 = 7 + 3 + 9 = 17 - 7 - 8 = 6 + 5 - 7 = 8 +( )= 14
18 -( )= 13 15 -( )= 7 ( )+ 9 = 15 ( )- 6 = 8 8 +( )= 14 14 -( )= 5 15 - 7 - 5 = 11 - 3 - 8 = 3 + 8 - 4 = 14 - 3 - 9 = 12 - 5 - 4 = 16 - 7 - 9 = 20 -( )= 13
2.解决问题
妈妈买回一些鸭蛋和12个鸡蛋，吃了8个鸡蛋后，剩下的鸡蛋和鸭蛋同样多，问妈妈一共买回几个蛋？
一天一练16
1. 计算题
18 - 9 = 2 + 12 = 6 + 6 = 15 - 7 = 14 - 6 = 2 + 9 = 7 + 12 = 11 - 4 = 7 + 7 = 17 - 5 = 2 + 16 = 9 + 9 = 11 - 2 =
2.解决问题
12 - 4 = 6 + 9 = 17 - 4 = 7 + 8 = 5 + 6 = 16 - 7 = 18 - 5 = 6 + 8 = 13 - 4 = 4 + 8 = 17 - 8 = 12 - 5 = 5 + 9 =
( )- 4 = 7 17 -( )= 12 14 -( )= 8 ( )- 7 = 9 12 -( )= 5 ( )+ 8 = 17 7 + 3 - 5 = 17 - 9 + 9 = 8 + 9 - 9 = 16 - 9 - 3 = 15 - 6 + 9 = 5 + 8 - 6 = ( )- 7 = 7
8 +( )= 12 ( )+ 9 = 13 10 -( )= 4 ( )- 7 = 6 4 +( )= 11 ( )+ 2 = 11 14 - 7 - 2 = 6 + 4 - 3 = 13 - 9 + 7 = 9 + 9 - 8 = 17 - 6 - 2 = 2 + 9 + 8 = 8 +( )= 16
草地上有10只羊，跑走了3只白山羊，又来了7只黑山羊，现在共有几只羊？
1. 计算题
8 + 6 = 15 - 8 = 9 + 8 = 5 + 6 = 18 - 9 = 9 + 3 = 13 - 8 = 8 + 4 = 14 - 7 = 7 + 5 = 6 + 9 = 12 - 8 = 7 + 8 =
2.解决问题
5 + 8 = 14 - 5 = 16 - 8 = 8 + 9 = 11 - 7 = 15 - 9 = 6 + 8 = 15 - 7 = 9 + 5 = 16 - 7 = 17 - 9 = 7 + 7 = 14 - 9 =
一天一练17
( )- 8 = 3 ( )+ 7 = 14 12 -( )= 6 ( )+ 7 = 15 ( )- 5 = 9 ( )+ 8 = 16 14 - 6 - 5 = 7 + 4 - 8 = 11 - 4 - 6 = 8 + 9 - 5 = 12 - 5 - 7 = 3 + 8 + 8 = ( )- 11 = 3
9 +( )= 16 ( )- 8 = 4 11 -( )= 7 ( )- 8 = 7 ( )+ 5 = 14 15 -( )= 13 8 + 4 - 3 = 15 - 6 - 8 = 5 + 5 + 9 = 17 - 5 - 3 = 14 - 5 - 9 = 2 + 9 - 7 = 9 +( )= 17
春天来了，小明、小冬和小强到郊外捉蝴蝶，小明捉了3只，小冬捉了5只，他们一共捉了12只，小强捉了几只？
1. 计算题
12 - 9 = 9 + 4 = 6 + 6 = 11 - 6 = 8 + 8 = 12 - 7 = 9 + 9 = 11 - 9 = 8 + 7 = 16 - 9 = 8 + 5 = 13 - 7 = 9 + 2 =
7 + 9 = 17 - 8 = 7 + 6 = 12 - 6 = 9 + 6 = 7 + 4 = 14 - 8 = 8 + 3 = 13 - 9 = 5 + 9 = 11 - 8 = 9 + 7 = 6 + 5 =
一天一练18
14 -( )= 8 ( )- 5 = 8 ( )+ 8 = 17 12 -( )= 5 ( )+ 15 = 18 4 +( )= 13 15 - 8 - 4 = 18 - 6 - 8 = 3 + 9 - 2 = 17 - 5 - 9 = 16 - 9 + 9 = 17 - 8 + 9 = 18 -( )= 8
19 -( )= 12 6 +( )= 14 ( )+ 2 = 11 ( )- 2 = 15 7 +( )= 13 ( )- 3 = 8 6 + 8 - 4 = 13 - 6 + 7 = 16 - 8 - 2 = 7 + 7 - 9 = 13 - 5 - 2 = 5 + 5 - 6 = 19 -( )= 10
2.解决问题
小华和爸爸、妈妈为植树节义务植树，小华植了1棵，爸爸植了5棵，妈妈比爸爸少植2棵，妈妈植了多少棵，他们一共植了多少棵？
1. 计算题
11 - 9 = 5 + 8 = 15 - 6 = 3 + 8 = 2 + 9 = 14 - 7 = 13 - 8 = 8 + 9 = 5 + 6 = 16 - 9 = 4 + 7 = 3 + 9 =
4 + 8 = 13 - 6 = 7 + 9 = 12 - 9 = 16 - 7 = 7 + 5 = 14 - 6 = 7 + 6 = 15 - 8 = 5 + 9 = 8 + 7 = 14 - 9 =
一天一练19
9 +( )= 12 16 -( )= 14 ( )- 7 = 8 19 -( )= 13 6 +( )= 15 ( )- 8 = 6 17 - 3 - 8 = 9 + 3 - 4 = 19 - 8 - 9 = 17 - 9 - 2 = 16 - 5 - 9 = 5 + 7 - 8 =
( )- 4 = 9 ( )+ 5 = 13 16 -( )= 8 ( )- 5 = 6 ( )- 9 = 3 ( )+ 8 = 14 5 + 6 - 9 = 15 - 8 - 7 = 4 + 9 - 5 = 18 - 7 - 8 = 15 - 8 + 9 = 8 + 5 - 7 =
17 - 8 = 7 + 7 = 9 +( )= 15 ( )- 5 = 9
2.解决问题
第一个盘子里有5个梨，第二个盘子里有4个梨，把第一个盘里拿1个放到第二个盘里，现在一共有多少个梨？
1. 计算题
15 - 7 = 6 + 6 = 11 - 7 = 6 + 9 = 9 + 8 = 14 - 8 = 9 + 7 = 13 - 9 = 8 + 8 = 12 - 8 = 14 - 5 =
9 + 9 = 17 - 9 = 6 + 7 = 11 - 8 = 8 + 5 = 15 - 9 = 6 + 8 = 5 + 7 = 12 - 7 = 7 + 8 = 16 - 8 =
一天一练20
19 -( )= 14 ( )+ 13 = 16( )+ 8 = 12 11 -( )= 9 ( )- 8 = 8 ( )- 6 = 9 11 - 4 - 2 = 5 + 6 + 8 = 14 - 8 - 6 = 8 + 9 - 2 = 16 - 4 - 5 =
( )+ 9 = 13 4 +( )= 17 ( )- 5 = 7 3 +( )= 11 7 +( )= 12 8 +( )= 15 6 + 6 - 3 = 16 - 8 + 7 = 4 + 4 + 9 = 12 - 4 - 3 = 13 - 8 - 4 =
12 - 6 = 13 - 7 =
4 + 9 = 18 - 9 =
16 - 8 + 9 = 19 -( )= 12
7 + 4 - 6 = ( )+ 7= 13
2.解决问题
日落西山晚霞红，我把小鸡赶进笼。一半小鸡进了笼，还有5只在捉虫，另外5只围着我，叽叽喳喳闹哄哄。小朋友们算一算，多少小鸡进了笼？
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